Home / 4,609.13-6,913.69-1,531.13

Finding the Fourth Proportional to 4,609.13, 6,913.69 and 1,531.13

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Solution

The fourth proportional to 4,609.13, 6,913.69 and 1,531.13 is: 2,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.13 : 6,913.69 = 1,531.13 : x
  2. Step 2: Convert to fraction form
    4,609.13/6,913.69 = 1,531.13/x
  3. Step 3: Cross multiply
    4,609.13x = 6,913.69 × 1,531.13
  4. Step 4: Simplify right side
    4,609.13x = 10,585,719.77
  5. Step 5: Solve for x
    x = 10,585,719.77/4,609.13
  6. Step 6: Final answer
    x = 2,296.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.